Home / 199,175.85-274,842.99-117,502.38

Finding the Fourth Proportional to 199,175.85, 274,842.99 and 117,502.38

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Solution

The fourth proportional to 199,175.85, 274,842.99 and 117,502.38 is: 162,141.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,175.85 : 274,842.99 = 117,502.38 : x
  2. Step 2: Convert to fraction form
    199,175.85/274,842.99 = 117,502.38/x
  3. Step 3: Cross multiply
    199,175.85x = 274,842.99 × 117,502.38
  4. Step 4: Simplify right side
    199,175.85x = 32,294,705,451.32
  5. Step 5: Solve for x
    x = 32,294,705,451.32/199,175.85
  6. Step 6: Final answer
    x = 162,141.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.